513 



3. The neon-cycle. This cycle is very similar to that of helium 

 (Comm. 108 July J 908). The neon is stocked under compression in 

 one or more receivers /?, (fig. 2). Fi-om li^ the gas is made to 

 flow into the gasometers (r,, G^, floating in oil and arranged exactly 

 as in the hydrogen-cycle (Comm. 94/", June 1906), the oil being 

 here also freed from air and moisture. 



If necessary, the neon, before it is l)rought into circulation, can 



